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Sunidhi earned an average of ₹6,250 per month during the past 12 months. During the first 10 months her average earnings per month was ₹5,800. What was Sunidhi's average earnings per month during the last two months of the period?

Sunidhi earned an average of ₹6,250 per month during the past 12 months. During the first 10 months her average earnings per month was ₹5,800. What was Sunidhi's average earnings per month during the last two months of the period? Correct Answer <span style="">₹8,500</span>

Given:

Sunidhi earned an average of ₹6,250 per month during the past 12 months.

During the first 10 months, her average earnings per month were ₹5,800.

Concept used:

Total = Average × Number of entities

Calculation:

Sum of the earnings received by her during the entire year

⇒ 6250 × 12

⇒ ₹75000

Sum of the earnings received by her in the first 10 months

⇒ 5800 × 10

⇒ ₹58000

Sum of the earnings received by her in the last 2 months

⇒ 75000 - 58000

⇒ 17000

Average earnings received by her in the last 2 months

⇒ 17000/2

⇒ ₹8500

∴ Sunidhi's average earnings per month during the last two months of the period was ₹8500.

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